<template>
    <div class="container">
        <div class="login">
            <div class="avatar">
                <img src="../assets/logo.png" alt="">
            </div>
            <el-form label-width="0px" :model="loginForm" :rules="FormLoginRules" class="form" ref="loginFormRef">
                <el-form-item label="" prop="username">
                    <el-input prefix-icon="el-icon-user" v-model="loginForm.username"></el-input>
                </el-form-item>
                <el-form-item label="" prop="password">
                    <el-input prefix-icon="el-icon-unlock" v-model="loginForm.password" type="password"></el-input>
                </el-form-item>
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
  data() {
    return {
        loginForm: {
            username: '',
            password: ''
        },
        // 验证表单
        FormLoginRules: {
        username: [
            { required: true, message: '请输入账号名称', trigger: 'blur' },
            { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
         
         ],
         password: [
            { required: true, message: '请输入密码', trigger: 'blur' },
            { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
         ]
        }
    }
  },
  methods: {
      resetForm() {
          this.$refs.loginFormRef.resetFields();
      },
    login() {
        this.$refs.loginFormRef.validate(async valid => {
            const {data:res} = await this.$http.post('login',this.loginForm)
            if (res.meta.status !== 200){
               return this.$message.error('登录失败')
            }
            this.$message.success('登录成功')
            window.sessionStorage.setItem('token', res.data.token);
            this.$router.push('/home')
        })
    }
  }
}
</script>
<style lang="less" scoped>
    .container{
        background: #2b4b6b;
        height: 100%;
        .login{
            width: 450px;
            height: 300px;
            background: #fff;
            position:absolute;
            left: 50%;
            top: 50%;
            border-radius: 3px;
            transform: translate(-50%, -50%);
            .avatar{
                height: 130px;
                width: 130px;
                border: 1px solid #eee;
                border-radius: 50%;
                padding: 10px;
                box-shadow: 0 0 10px #ddd;
                position: absolute;
                left: 50%;
                transform: translate(-50%, -50%);
                background: #fff;
                img{
                    height: 100%;
                    width: 100%;
                    border-radius: 50%;
                    background-color: #eee;
                }
            }
            .form{
                position: absolute;
                bottom:0;
                width: 100%;
                padding: 0 20px;
                box-sizing: border-box;
                .btns{
                    display: flex;
                    justify-content: flex-end;
                }
            }
        }
    }
</style>
